﻿#include <iostream>
#include <map>
#include <string>
using namespace std;

int main()
{
	std::cout << "Hello World!\n";

	map<int, string> mapStudent;

	mapStudent.insert(pair<int, string>(2, "student_two"));
	mapStudent.insert(pair<int, string>(3, "student_three"));
	mapStudent.insert(pair<int, string>(1, "student_one"));
	
	
	map<int, string>::iterator iter;

	for (iter = mapStudent.begin(); iter != mapStudent.end(); iter++)

		cout << iter->first << ' ' << iter->second << endl;

	return 0;

}
